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    • 2. 发明专利
    • Crystallization molded article of polylactic acid resin and its manufacturing method
    • 聚酰胺树脂的结晶成型及其制造方法
    • JP2010116480A
    • 2010-05-27
    • JP2008290599
    • 2008-11-13
    • Toyo Seikan Kaisha Ltd東洋製罐株式会社
    • YOSHIKAWA SEISHIKATAYAMA TADAYOSHIKOGURE MASATO
    • C08J5/00C08L67/02C08L67/04C08L101/16
    • PROBLEM TO BE SOLVED: To provide a biodegradative resin composition (molded article) not generating extreme reduction of modulus of elasticity even at a glass transition temperature area and capable of suppressing reduction of a biodegradability.
      SOLUTION: The molded article contains a decomposition accelerator for decomposing a polylactic resin in a matrix resin containing the polylactic resin. The crystallization molded article having a heat generation peak at 130-160°C in DSC measurement in which a temperature is raised at 10°C/min is provided. Further, there is provided the manufacturing method characterized in that the polylactic acid resin is mixed with the decomposition accelerator and it is heated at a temperature in a range of 60°C to less than 120°C.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供即使在玻璃化转变温度区域也不产生极大的弹性模量降低的生物降解性树脂组合物(成型体),能够抑制生物降解性的降低。 解决方案:模制品含有用于在含有聚乳酸树脂的基体树脂中分解聚乳酸树脂的分解促进剂。 提供了在温度升高10℃/分钟的DSC测定中,在130-160℃具有发热峰的结晶模制品。 此外,提供的制造方法的特征在于将聚乳酸树脂与分解促进剂混合,并在60℃至小于120℃的温度范围内加热。 版权所有(C)2010,JPO&INPIT
    • 4. 发明专利
    • Biodegradable multilayer container
    • 生物可降解多层容器
    • JP2011213374A
    • 2011-10-27
    • JP2010082416
    • 2010-03-31
    • Toyo Seikan Kaisha Ltd東洋製罐株式会社
    • YOSHIKAWA SEISHIKATAYAMA TADAYOSHIKOGURE MASATO
    • B65D65/46B32B27/00B32B27/18B65D1/00C08L67/00C08L101/02C08L101/16
    • Y02W90/12Y02W90/13
    • PROBLEM TO BE SOLVED: To provide a biodegradable multilayer container relating to a multilayer container that is biodegradable, formed by a layer of a biodegradable resin containing a degradation promoter and biodegradable resin layers, has an excellent degradability, and is suppressed in elution of a degraded product of the degradation promoter.SOLUTION: The biodegradable multilayer container includes an intermediate layer of the biodegradable resin containing the degradation promoter, in which the degradation promoter is blended by 0.1 pts.wt. or above and below 10 pts.wt. based on 100 pts.wt. of the biodegradable resin, and inner and outer layers of biodegradable multilayers having a thickness of 5 μm or above and 40 μm or below.
    • 要解决的问题:提供一种可生物降解的多层容器,其与通过含有降解促进剂和生物降解性树脂层的生物降解性树脂层形成的可生物降解的多层容器相比,具有优异的降解性,并且抑制了降解性 降解促进剂的产物。溶解:可生物降解的多层容器包括含有降解促进剂的可生物降解树脂的中间层,其中降解促进剂共混0.1重量份。 或以上和低于10 pts.wt。 基于100重量 的生物降解性树脂,以及厚度为5μm以上且40μm以下的生物降解性多层的内层和外层。
    • 5. 发明专利
    • Decomposition method for easily decomposing resin composition
    • 易分解树脂组合物的分解方法
    • JP2010116481A
    • 2010-05-27
    • JP2008290600
    • 2008-11-13
    • Toyo Seikan Kaisha Ltd東洋製罐株式会社
    • YOSHIKAWA SEISHIKATAYAMA TADAYOSHIKOGURE MASATO
    • C08J11/14C08J11/12C08J11/18C08L67/00C08L101/16
    • C08J11/14C08J2367/04Y02W30/704
    • PROBLEM TO BE SOLVED: To provide a method for more efficiently decomposing an easily decomposing resin composition containing a fatty acid polyester for releasing an acid by hydrolysis. SOLUTION: The method decomposes the easily decomposing resin composition containing the aliphatic polyester (A) having a biodegradative property, and the aliphatic polyester (B') for releasing the acid having pH of 2.0 or less when it is dissolved in water at a concentration of 0.005 g/ml by hydrolysis. The decomposition method includes (a) a step for making hydrothermal treatment and/or heat treatment of the easily decomposing resin composition, and (b) a step for decomposing the easily decomposing resin composition being subjected to the hydrothermal treatment and/or the heat treatment in step (a) in an enzyme solution containing a hydrolase. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种更有效地分解含有脂肪酸聚酯的容易分解的树脂组合物以通过水解释放酸的方法。 解决方案:该方法分解含有具有生物降解性的脂肪族聚酯(A)的容易分解的树脂组合物,并且当溶解在水中时,将pH为2.0以下的酸的脂肪族聚酯(B')分解 通过水解浓度为0.005g / ml。 分解方法包括(a)对易分解性树脂组合物进行水热处理和/或热处理的步骤,和(b)分解进行水热处理和/或热处理的易分解树脂组合物的步骤 在步骤(a)中含有水解酶的酶溶液。 版权所有(C)2010,JPO&INPIT
    • 6. 发明专利
    • Dispersion for drilling and drilling method using the same
    • 使用相同的钻孔和钻孔方法分散
    • JP2014134090A
    • 2014-07-24
    • JP2013160063
    • 2013-08-01
    • Toyo Seikan Kaisha Ltd東洋製罐株式会社
    • YOSHIKAWA SEISHI
    • E21B43/34
    • PROBLEM TO BE SOLVED: To provide a dispersion for drilling, which is produced by dispersing an inexpensive hydrolyzable resin material that shows high hydrolyzability in an aqueous medium, and is used when underground resources are collected by a well drilling method such as a hydrofracturing technique, a rotary drilling method and a riser-less drilling method.SOLUTION: In the dispersion for drilling, a hydrolyzable resin material containing a hydrolyzable resin that is hard to be hydrolyzed and a hydrolyzable resin that has ester decomposition promoting properties is dispersed in an aqueous medium.
    • 要解决的问题:提供一种通过在水性介质中分散具有高水解性的便宜的可水解树脂材料制成的用于钻井的分散体,并且当通过诸如水力压裂技术的钻井方法收集地下资源时使用, 旋转钻孔法和无立管钻井法。解决方案:在用于钻井的分散体中,含有难以水解的可水解树脂的可水解树脂材料和具有酯分解促进性能的可水解树脂分散在水性介质中 。
    • 9. 发明专利
    • Solution and method for degrading easily degradable resin composition
    • 降解易降解树脂组合物的方法和方法
    • JP2010138390A
    • 2010-06-24
    • JP2009258659
    • 2009-11-12
    • Toyo Seikan Kaisha Ltd東洋製罐株式会社
    • YOSHIKAWA SEISHIKATAYAMA TADAYOSHIKOGURE MASATO
    • C08J11/18C12N9/20C12N9/42C12N9/50
    • Y02W30/706
    • PROBLEM TO BE SOLVED: To provide a degrading solution and a degrading method for more efficiently degrading an easily degradable resin composition containing an aliphatic acid polyester releasing an acid by hydrolysis.
      SOLUTION: This degrading solution for degrading the easily degradable resin composition comprising a biodegradable aliphatic polyester (A) and an aliphatic polyester (B') which has biodegradability at a larger degradation rate than that of the aliphatic polyester (A) is a mixture solution of an enzyme with an acid-neutralizing agent insoluble in an enzyme reaction solution. The method for degrading the easily degradable resin composition comprising a biodegradable aliphatic polyester (A) and an aliphatic polyester (B') which releases an acid by hydrolysis and has biodegradability at a larger degradation rate than that of the aliphatic polyester (A) comprises degrading the easily degradable resin composition in an enzyme reaction solution containing a degrading enzyme and an acid-neutralizing agent insoluble in the enzyme reaction solution.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种降解溶液和降解方法,用于更有效地降解含有通过水解释放酸的脂肪酸聚酯的易降解树脂组合物。 解决方案:这种降解易降解性树脂组合物的降解溶液包括具有比脂肪族聚酯(A)的降解速率更大的生物降解性的生物降解性脂肪族聚酯(A)和脂肪族聚酯(B')的降解性为 酶与不溶于酶反应溶液的酸中和剂的混合溶液。 降解易降解性树脂组合物的方法包括通过水解释放酸并且以比脂肪族聚酯(A)更高的降解速率具有生物降解性的生物降解性脂肪族聚酯(A)和脂肪族聚酯(B')的降解的方法包括降解 含有不溶于酶反应溶液的降解酶和酸中和剂的酶反应液中的易降解树脂组合物。 版权所有(C)2010,JPO&INPIT